.containerdn {
	clear: both;
	height: 400px;
}

.ctv {
	margin-left: 800px;
	margin-top: 50px;
}

.dong {
	display: block;
	clear: both;
}

.dangki {
	padding-top: 10px;
	margin-left: 20px;
	color: blue;
	font-size: 20px;
}

.quenmk {
	padding-top: 10px;
	margin-left: 20px;
	color: blue;
	font-size: 14px;
}

#dangki {
	margin-left: 300px;
	margin-top: 40px;
	width: 550px;
	background: #fff;
	padding: 10px;
	float: left;
	clear: rght;
	border-radius: 10px;
	border-width: 3px;
	border-color: black;
	box-shadow: -5px -5px 35px #ccc;
}

#dangki h1 {
	margin-top: 5px;
	margin-left: 20px;
	color: #5B5463;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 1.6em;
	font-weight: bold;
	line-height: 1.7em;
	margin-bottom: 7px;
	text-align: center;
	text-shadow: 0 2px #FFFFFF, 1px 3px #666666;
	text-transform: uppercase;
}
/* form styles */
Form {
	margin-top: 20px;
}

form .row {
	display: block;
	padding: 7px 8px;
	margin-bottom: 7px;
}

form .row:hover {
	background: #f1f7fa;
}

form label {
	display: inline-block;
	font-size: 18px;
	font-weight: bold;
	width: 160px;
	padding: 6px 0;
	color: #464646;
	vertical-align: top;
}

form .req {
	color: #ca5354;
}

form .txt {
	display: inline-block;
	padding: 8px 9px;
	padding-right: 30px;
	width: 240px;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 14px;
	font-weight: normal;
	color: #898989;
	background-color: #f0f0f0;
	background-image: url('../image/checkmark.png');
	background-position: 110% center;
	background-repeat: no-repeat;
	border: 1px solid #ccc;
	text-shadow: 0 1px 0 rgba(255, 255, 255, 0.75);
	box-sizing: content-box;
	border-radius: 3px;
	box-shadow: 0 1px 2px rgba(25, 25, 25, 0.25) inset, -1px 1px #fff;
	transition: all 0.3s linear;
}

form .txt:focus {
	width: 300px;
	color: #545454;
	background-color: #fff;
	background-position: 110% center;
	background-repeat: no-repeat;
	border-color: #059;
	box-shadow: 0 1px 4px -1px #a8a8a8 inset, 0 1px rgba(255, 255, 255, 0.6),
		0 0 11px rgba(70, 100, 200, 0.7);
}

form .txt:valid {
	background-color: #deecda;
	background-position: 98% center;
	background-repeat: no-repeat;
	color: #7d996e;
	border: 1px solid #95bc7d;
}

form .txt:focus:valid {
	box-shadow: 0 1px 4px -1px #a8a8a8 inset, 0 1px rgba(255, 255, 255, 0.6),
		0 0 11px rgba(120, 200, 70, 0.7);
}

#submitbtn {
	height: 30px;
	width: 140px;
	padding: 0;
	margin-left: 190px;
	cursor: pointer;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 16px;
	color: white;
	text-shadow: 1px 1px 0 rgba(255, 255, 255, 0.65);
	border-width: 1px;
	border-style: solid;
	border-color: #317bd6 #3784e3 #2d74d5 #3774e3;
	border-radius: 3px;
	background-color: #4581e5;
	background-image: linear-gradient(top, #6faefd, #4581e5);
	box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.4), 0 1px 0
		rgba(255, 255, 255, 0.5) inset;
	transition: all 0.3s linear;
}

#submitbtn:hover,#submitbtn:focus {
	box-shadow: 0 0 15px rgba(70, 100, 200, 0.9);
}

#submitbtn:active {
	box-shadow: 0 0 15px rgba(70, 100, 200, 0.9), 0 1px 3px
		rgba(0, 0, 0, 0.4) inset;
}